noun Download 🔗Share Any of numerous large, complex naturally-produced molecules composed of one or more long chains of amino acids, in which the amino acid groups are held together by peptide bonds. Examples : "My mother added extra protein to her lunch to help her build muscle. " biology biochemistry chemistry physiology food substance body organism essential Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share (nutrition) One of three major classes of food or source of food energy (4 kcal/gram) abundant in animal-derived foods (i.e. meat) and some vegetables, such as legumes. Examples : "My sister eats a lot of protein-rich foods like beans and lentils to help her grow strong. " food biochemistry biology science essential Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share (nutrition) A food rich in protein, often a meat or meat substitute. Examples : "My dad bought a large container of protein for breakfast to help him build muscle. " food body biochemistry science essential Chat with AIVocabulary GamePractice Reading
